package com.nbufe.command.demo2;

/**
 * @Author Zan
 * @Create 2024/6/12 14:05
 * @ClassName: AbstractCommand
 * @Description : TODO 请用一句话描述该类的功能
 */
public abstract class AbstractCommand {

    public abstract int execute(int value);

    public abstract int undo();

    public abstract int redo();
}
